Home / 1,448,649.64-1,999,108.02-804,077.56

Finding the Fourth Proportional to 1,448,649.64, 1,999,108.02 and 804,077.56

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Solution

The fourth proportional to 1,448,649.64, 1,999,108.02 and 804,077.56 is: 1,109,611.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,649.64 : 1,999,108.02 = 804,077.56 : x
  2. Step 2: Convert to fraction form
    1,448,649.64/1,999,108.02 = 804,077.56/x
  3. Step 3: Cross multiply
    1,448,649.64x = 1,999,108.02 × 804,077.56
  4. Step 4: Simplify right side
    1,448,649.64x = 1,607,437,898,898.03
  5. Step 5: Solve for x
    x = 1,607,437,898,898.03/1,448,649.64
  6. Step 6: Final answer
    x = 1,109,611.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.